Samsung VP-D361i Service Manual page 208

Circuit Operating Description
13-4-8 DC/DC Block H/W Demand matter
DC/DC BLOCK receives BATTERY 7.4V or ADAPTER 8.4V, and is the use country according to BLOCK.The
function supplied stably is carried out.
BLOCK another use power supply CAM5V, CAM15V, CAM-7.5V, and DIG3V, DIG1.8V, SS3.0V, SS5.0V, and
SS1.8V LCD BL5V it carries V.LIGHT 5.0V
In response to DRUM ERROR and a CAPSTAN ERROR signal, you have to supply DRUM VS and CAPSTAN
VS to a SERVO circuit from MICOM BLOCK.
BATT. &
ADAPTER
TMP1962
(IC501)
MICOM
D.ERR
CAPSTAN VS
13-18
VTR DD ON
BD983 3 KV
CAM DD ON
(IC701)
D.ERR
LPF
C.ERR
PWM-IC
LPF
C.ERR
CCD/BL/CVF
-7.5V/15V/8.5V
Fig. 13-14 DC/DC Block Diagram
LPF
PWM
LPF
PWM
LPF
PWM
LPF
PWM
LPF
PWM
LPF
PWM
DIG1.2V/USB 1.2V
SS5V/AV5V/CVF5V
CAM5V/CVF_BL5V
DRUM VS
CAPSTAN VS
SS3V/AV3V/SPK_3V
DIG3V/USB3V/CVF3V
LCD3V
SS5V/AV5V/CVF5V
CAM5V/CVF_BL5V
CCD/BL/CVF
-7.5V/15V/8.5V
DIG1.2V/USB 1.2V
DRUM VS
SS3V/AV3V/SPK_3V
DIG3V/USB3V/CVF3V
LCD3V
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